LXR linux/include/linux/smsc911x.h

   1/* SPDX-License-Identifier: GPL-2.0-or-later */
   2/***************************************************************************
   3 *
   4 * Copyright (C) 2004-2008 SMSC
   5 * Copyright (C) 2005-2008 ARM
   6 *
   7 ***************************************************************************/
   8#ifndef __LINUX_SMSC911X_H__
   9#define __LINUX_SMSC911X_H__
  10
  11#include <linux/phy.h>
  12#include <linux/if_ether.h>
  13
  14/* platform_device configuration data, should be assigned to
  15 * the platform_device's dev.platform_data */
  16struct smsc911x_platform_config {
  17        unsigned int irq_polarity;
  18        unsigned int irq_type;
  19        unsigned int flags;
  20        unsigned int shift;
  21        phy_interface_t phy_interface;
  22        unsigned char mac[ETH_ALEN];
  23};
  24
  25/* Constants for platform_device irq polarity configuration */
  26#define SMSC911X_IRQ_POLARITY_ACTIVE_LOW        0
  27#define SMSC911X_IRQ_POLARITY_ACTIVE_HIGH       1
  28
  29/* Constants for platform_device irq type configuration */
  30#define SMSC911X_IRQ_TYPE_OPEN_DRAIN            0
  31#define SMSC911X_IRQ_TYPE_PUSH_PULL             1
  32
  33/* Constants for flags */
  34#define SMSC911X_USE_16BIT                      (BIT(0))
  35#define SMSC911X_USE_32BIT                      (BIT(1))
  36#define SMSC911X_FORCE_INTERNAL_PHY             (BIT(2))
  37#define SMSC911X_FORCE_EXTERNAL_PHY             (BIT(3))
  38#define SMSC911X_SAVE_MAC_ADDRESS               (BIT(4))
  39
  40/*
  41 * SMSC911X_SWAP_FIFO:
  42 * Enables software byte swap for fifo data. Should only be used as a
  43 * "last resort" in the case of big endian mode on boards with incorrectly
  44 * routed data bus to older devices such as LAN9118. Newer devices such as
  45 * LAN9221 can handle this in hardware, there are registers to control
  46 * this swapping but the driver doesn't currently use them.
  47 */
  48#define SMSC911X_SWAP_FIFO                      (BIT(5))
  49
  50#endif /* __LINUX_SMSC911X_H__ */
  51